m_winParent->SetCanFocus(m_acceptsFocus);
}
-// if the window has a focusable child, it shouldn't be focusable itself (think
-// of wxPanel used for grouping different controls) but if it doesn't have any
-// (focusable) children, then it should be possible to give it focus (think of
-// wxGrid or generic wxListCtrl)
-bool wxControlContainerBase::ShouldAcceptFocus() const
+bool wxControlContainerBase::HasAnyFocusableChildren() const
{
- // we can accept focus either if we have no children at all (in this case
- // we're probably not used as a container) or only when at least one child
- // accepts focus
- wxWindowList::compatibility_iterator node = m_winParent->GetChildren().GetFirst();
- if ( !node )
- return true;
-
- while ( node )
+ const wxWindowList& children = m_winParent->GetChildren();
+ for ( wxWindowList::const_iterator i = children.begin(),
+ end = children.end();
+ i != end;
+ ++i )
{
- wxWindow *child = node->GetData();
- node = node->GetNext();
+ const wxWindow * const child = *i;
-#ifdef __WXMAC__
- if ( m_winParent->MacIsWindowScrollbar( child ) )
+ if ( !m_winParent->IsClientAreaChild(child) )
continue;
-#endif
if ( child->CanAcceptFocus() )
- return false;
+ return true;
}
- return true;
+ return false;
+}
+
+bool wxControlContainerBase::DoSetFocus()
+{
+ wxLogTrace(TRACE_FOCUS, _T("SetFocus on wxPanel 0x%p."),
+ m_winParent->GetHandle());
+
+ if (m_inSetFocus)
+ return true;
+
+ // when the panel gets the focus we move the focus to either the last
+ // window that had the focus or the first one that can get it unless the
+ // focus had been already set to some other child
+
+ wxWindow *win = wxWindow::FindFocus();
+ while ( win )
+ {
+ if ( win == m_winParent )
+ {
+ // our child already has focus, don't take it away from it
+ return true;
+ }
+
+ if ( win->IsTopLevel() )
+ {
+ // don't look beyond the first top level parent - useless and
+ // unnecessary
+ break;
+ }
+
+ win = win->GetParent();
+ }
+
+ // protect against infinite recursion:
+ m_inSetFocus = true;
+
+ bool ret = SetFocusToChild();
+
+ m_inSetFocus = false;
+
+ return ret;
+}
+
+bool wxControlContainerBase::SetFocusToChild()
+{
+ return wxSetFocusToChild(m_winParent, &m_winLastFocused);
}
#ifndef wxHAS_NATIVE_TAB_TRAVERSAL
wxControlContainer::wxControlContainer()
{
m_winLastFocused = NULL;
- m_inSetFocus = false;
}
void wxControlContainer::SetLastFocus(wxWindow *win)
}
// propagate the last focus upwards so that our parent can set focus back
- // to us if it loses it now and regains later
- wxWindow *parent = m_winParent->GetParent();
- if ( parent )
+ // to us if it loses it now and regains later; do *not* do this if we are
+ // a toplevel window (e.g. wxDialog) that has another frame as its parent
+ if ( !m_winParent->IsTopLevel() )
{
- wxChildFocusEvent eventFocus(m_winParent);
- parent->GetEventHandler()->ProcessEvent(eventFocus);
+ wxWindow *parent = m_winParent->GetParent();
+ if ( parent )
+ {
+ wxChildFocusEvent eventFocus(m_winParent);
+ parent->GetEventHandler()->ProcessEvent(eventFocus);
+ }
}
}
// within the same group. Used by wxSetFocusToChild on wxMSW
// --------------------------------------------------------------------
-#ifdef __WXMSW__
+#if defined(__WXMSW__) && wxUSE_RADIOBTN
wxRadioButton* wxGetPreviousButtonInGroup(wxRadioButton *btn)
{
if ( winFocus )
{
-#ifdef __WXMSW__
+#if defined(__WXMSW__) && wxUSE_RADIOBTN
// If we are in a radio button group, start from the first item in the
// group
if ( event.IsFromTab() && wxIsKindOf(winFocus, wxRadioButton ) )
winFocus = wxGetFirstButtonInGroup((wxRadioButton*)winFocus);
-#endif
+#endif // __WXMSW__
// ok, we found the focus - now is it our child?
start_node = children.Find( winFocus );
}
wxWindow *child = node->GetData();
-#ifdef __WXMSW__
+#if defined(__WXMSW__) && wxUSE_RADIOBTN
if ( event.IsFromTab() )
{
if ( wxIsKindOf(child, wxRadioButton) )
// focus handling
// ----------------------------------------------------------------------------
-bool wxControlContainer::DoSetFocus()
-{
- wxLogTrace(TRACE_FOCUS, _T("SetFocus on wxPanel 0x%p."),
- m_winParent->GetHandle());
-
- if (m_inSetFocus)
- return true;
-
- // when the panel gets the focus we move the focus to either the last
- // window that had the focus or the first one that can get it unless the
- // focus had been already set to some other child
-
- wxWindow *win = wxWindow::FindFocus();
- while ( win )
- {
- if ( win == m_winParent )
- {
- // our child already has focus, don't take it away from it
- return true;
- }
-
- if ( win->IsTopLevel() )
- {
- // don't look beyond the first top level parent - useless and
- // unnecessary
- break;
- }
-
- win = win->GetParent();
- }
-
- // protect against infinite recursion:
- m_inSetFocus = true;
-
- bool ret = SetFocusToChild();
-
- m_inSetFocus = false;
-
- return ret;
-}
-
void wxControlContainer::HandleOnFocus(wxFocusEvent& event)
{
wxLogTrace(TRACE_FOCUS, _T("OnFocus on wxPanel 0x%p, name: %s"),
event.Skip();
}
+
+#else
+ // wxHAS_NATIVE_TAB_TRAVERSAL
+
bool wxControlContainer::SetFocusToChild()
{
- return wxSetFocusToChild(m_winParent, &m_winLastFocused);
+ return wxSetFocusToChild(m_winParent, NULL);
}
+
+#endif // !wxHAS_NATIVE_TAB_TRAVERSAL
+
// ----------------------------------------------------------------------------
// SetFocusToChild(): this function is used by wxPanel but also by wxFrame in
// wxMSW, this is why it is outside of wxControlContainer class
bool wxSetFocusToChild(wxWindow *win, wxWindow **childLastFocused)
{
wxCHECK_MSG( win, false, _T("wxSetFocusToChild(): invalid window") );
- wxCHECK_MSG( childLastFocused, false,
- _T("wxSetFocusToChild(): NULL child poonter") );
+ // wxCHECK_MSG( childLastFocused, false,
+ // _T("wxSetFocusToChild(): NULL child poonter") );
- if ( *childLastFocused )
+ if ( childLastFocused && *childLastFocused )
{
// It might happen that the window got reparented
if ( (*childLastFocused)->GetParent() == win )
wxWindow *child = node->GetData();
node = node->GetNext();
-#ifdef __WXMAC__
- if ( child->GetParent()->MacIsWindowScrollbar( child ) )
+ // skip special windows:
+ if ( !win->IsClientAreaChild(child) )
continue;
-#endif
-
+
if ( child->CanAcceptFocusFromKeyboard() && !child->IsTopLevel() )
{
-#ifdef __WXMSW__
+#if defined(__WXMSW__) && wxUSE_RADIOBTN
// If a radiobutton is the first focusable child, search for the
// selected radiobutton in the same group
wxRadioButton* btn = wxDynamicCast(child, wxRadioButton);
if (selected)
child = selected;
}
-#endif
+#endif // __WXMSW__
wxLogTrace(TRACE_FOCUS,
_T("SetFocusToChild() => first child (0x%p)."),
child->GetHandle());
- *childLastFocused = child;
+ if (childLastFocused)
+ *childLastFocused = child;
child->SetFocusFromKbd();
return true;
}
return false;
}
-#endif // !wxHAS_NATIVE_TAB_TRAVERSAL
projects / wxWidgets.git / blobdiff